OpenWrt – Blame information for rev 2
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Rev | Author | Line No. | Line |
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1 | office | 1 | #!/bin/sh |
2 | |||
3 | part="" |
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4 | ubootenv="" |
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5 | ubinize_param="" |
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6 | kernel="" |
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7 | rootfs="" |
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8 | outfile="" |
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9 | err="" |
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10 | |||
11 | get_magic_word() { |
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12 | dd if=$1 bs=2 count=1 2>/dev/null | hexdump -v -n 2 -e '1/1 "%02x"' |
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13 | } |
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14 | |||
15 | is_ubifs() { |
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16 | if [ "$( get_magic_word $1 )" = "3118" ]; then |
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17 | echo "1" |
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18 | fi |
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19 | } |
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20 | |||
21 | ubivol() { |
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22 | volid=$1 |
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23 | name=$2 |
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24 | image=$3 |
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25 | autoresize=$4 |
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26 | size="$5" |
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27 | echo "[$name]" |
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28 | echo "mode=ubi" |
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29 | echo "vol_id=$volid" |
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30 | echo "vol_type=dynamic" |
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31 | echo "vol_name=$name" |
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32 | if [ "$image" ]; then |
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33 | echo "image=$image" |
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34 | [ -n "$size" ] && echo "vol_size=${size}MiB" |
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35 | else |
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36 | echo "vol_size=1MiB" |
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37 | fi |
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38 | if [ "$autoresize" ]; then |
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39 | echo "vol_flags=autoresize" |
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40 | fi |
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41 | } |
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42 | |||
43 | ubilayout() { |
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44 | local vol_id=0 |
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45 | local root_is_ubifs="$( is_ubifs "$2" )" |
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46 | if [ "$1" = "ubootenv" ]; then |
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47 | ubivol $vol_id ubootenv |
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48 | vol_id=$(( $vol_id + 1 )) |
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49 | ubivol $vol_id ubootenv2 |
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50 | vol_id=$(( $vol_id + 1 )) |
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51 | fi |
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52 | for part in $parts; do |
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53 | name="${part%%=*}" |
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54 | prev="$part" |
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55 | part="${part#*=}" |
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56 | [ "$prev" = "$part" ] && part= |
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57 | |||
58 | image="${part%%=*}" |
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59 | prev="$part" |
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60 | part="${part#*=}" |
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61 | [ "$prev" = "$part" ] && part= |
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62 | |||
63 | size="$part" |
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64 | |||
65 | ubivol $vol_id "$name" "$image" "" "$size" |
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66 | vol_id=$(( $vol_id + 1 )) |
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67 | done |
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68 | if [ "$3" ]; then |
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69 | ubivol $vol_id kernel "$3" |
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70 | vol_id=$(( $vol_id + 1 )) |
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71 | fi |
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72 | ubivol $vol_id rootfs "$2" $root_is_ubifs |
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73 | vol_id=$(( $vol_id + 1 )) |
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74 | [ "$root_is_ubifs" ] || ubivol $vol_id rootfs_data "" 1 |
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75 | } |
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76 | |||
77 | while [ "$1" ]; do |
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78 | case "$1" in |
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79 | "--uboot-env") |
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80 | ubootenv="ubootenv" |
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81 | shift |
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82 | continue |
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83 | ;; |
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84 | "--kernel") |
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85 | kernel="$2" |
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86 | shift |
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87 | shift |
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88 | continue |
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89 | ;; |
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90 | "--part") |
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91 | parts="$parts $2" |
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92 | shift |
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93 | shift |
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94 | continue |
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95 | ;; |
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96 | "-"*) |
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97 | ubinize_param="$@" |
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98 | break |
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99 | ;; |
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100 | *) |
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101 | if [ ! "$rootfs" ]; then |
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102 | rootfs=$1 |
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103 | shift |
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104 | continue |
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105 | fi |
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106 | if [ ! "$outfile" ]; then |
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107 | outfile=$1 |
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108 | shift |
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109 | continue |
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110 | fi |
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111 | ;; |
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112 | esac |
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113 | done |
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114 | |||
115 | if [ ! -r "$rootfs" -o ! -r "$kernel" -a ! "$outfile" ]; then |
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116 | echo "syntax: $0 [--uboot-env] [--part <name>=<file>] [--kernel kernelimage] rootfs out [ubinize opts]" |
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117 | exit 1 |
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118 | fi |
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119 | |||
120 | ubinize="$( which ubinize )" |
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121 | if [ ! -x "$ubinize" ]; then |
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122 | echo "ubinize tool not found or not usable" |
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123 | exit 1 |
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124 | fi |
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125 | |||
126 | ubinizecfg="$( mktemp 2> /dev/null )" |
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127 | if [ -z "$ubinizecfg" ]; then |
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128 | # try OSX signature |
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129 | ubinizecfg="$( mktemp -t 'ubitmp' )" |
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130 | fi |
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131 | ubilayout "$ubootenv" "$rootfs" "$kernel" > "$ubinizecfg" |
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132 | |||
133 | cat "$ubinizecfg" |
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134 | ubinize -o "$outfile" $ubinize_param "$ubinizecfg" |
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135 | err="$?" |
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136 | [ ! -e "$outfile" ] && err=2 |
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137 | rm "$ubinizecfg" |
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138 | |||
139 | exit $err |